6 Mbps J-2 Network Module

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• Port Capacity: Four J-2 ports per module
• Data Rate: 6.312 Mbps
• Output Buffer: 13,312 cells
• Unicast Connection Capacity: 11,264
• Multicast Connection Capacity: 1,024
• Media: Coaxial
• Maximum Line Length: 1300 feet (390 meters)
• Connector: BNC
• Line Encoding: B8ZS
• Framing: Per ITU-T G.704
• Clock Accuracy: ±30 ppm
• Clocking: Primary and secondary 8 kHz reference from internal (default) or network
• Loopbacks: Transmit and receive loopbacks
• Impedance: 75 ohms nominal
• Statistics/Alarms: Line code violations (LCV), framing bit errors (FER), CRC error events, header check sequence (HCS) errors, cells received (RxCells), cells transmitted (TxCells), signal/clock detection, and AIS indication
• Compliance: ATM Forum J-2 UNI specification v3.1, NTT Technical Reference of Cell Relay Interface v1, ITU-T G.703, G.704, G.804